Algebraic Thinking

44 students were on the playground at recess. 19 more students came onto the playground, and 23 students left. How many students are on the playground now?

• 21

• 48

• 40

• 63

Tags

CCSS.3.OA.D.8

This year, David had 8 flower pots. He planted 4 seeds in each flower pot. Next year, he is going to plant 6 seeds in each flower pot. He will need to plant

​ (a)  

more seeds next year.

• 16
• 32
• 38
• 48

Tags

CCSS.3.OA.A.3

Look at these number sentences. Which number sentence has a sum that is an odd number?

• 4 + 8

• 5 + 9

• 2 + 3 + 4

• 5 + 6 + 7

Tags

CCSS.3.OA.D.9

What is the missing number in the number pattern below?

1, 5,​ (a)   , 13, 17,

• 9
• 4
• 6
• 7

Tags

CCSS.3.OA.D.9

Carlos has 4 sheets of stickers. Each sheet holds 8 stickers. He gives 1 sheet of stickers to Emily. How many stickers does Carlos have in all?

• 8

• 12

• 24

• 32

Tags

CCSS.2.OA.C.4

Jacob has 8 rows of blocks, and each row has 10 blocks. How many blocks does Jacob have? Enter the correct number below.

Mathematical Equivalence

ON

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

(3 × 5) + (2 × 5) =

• 10

• 15

• 25

• 30

Tags

CCSS.3.OA.B.5

The statement below is true.

5 × 6 = 30

Choose three other statements that are also true.

• 6 x5=30

• 5 x30=6

• 30-5=6

Tags

CCSS.4.NBT.B.6

21 students are going to see a play. Parents will drive them. Each car can hold 3 students. How many cars will they need?

• 7

• 4

• 24

• 5

Tags

CCSS.3.OA.A.3

Ruby has 35 apples. She wants to put an equal number of apples in 5 bags. Which number sentence should she use to find out how many apples she should put in each bag?

Drag tiles to the boxes to create the number sentence.

​ (a)   ​ (b)   ​ (c)   =​ (d)   ​

• 35
• 5
• 7
• +
• X
• -

Tags

CCSS.3.OA.A.3